Reagenzien

In der Analytik bezeichnet man als Reagens einen Stoff, der zur Identifikation eines anderen Stoffes gebraucht wird. Deswegen werden Reagenzien auch Nachweismittel genannt. Nach der Zugabe des Reagens tritt eine chemische Reaktion auf, die eine charakteristische Eigenschaftsänderung (z. B. Farbänderung oder Fällung) bewirkt. Dadurch können bestimmte Ionen oder funktionelle Gruppe nachgewiesen werden. In der Synthesechemie wird ein Reagens zur Modifikation eines Reaktanten benutzt und während der Reaktion verbraucht.

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Structure Chemical Name CAS MF
2,5-Dihydrothiophen-1,1-dioxid 2,5-Dihydrothiophen-1,1-dioxid 77-79-2 C4H6O2S
N-MONOACETYL-4,4'-DIAMINODIPHENYL SULFONE N-MONOACETYL-4,4'-DIAMINODIPHENYL SULFONE 565-20-8 C14H14N2O3S
4,4'-DIBROMO DIPHENYL SULFONE 4,4'-DIBROMO DIPHENYL SULFONE 2050-48-8 C12H8Br2O2S
ALDICARB-SULFOXIDE ALDICARB-SULFOXIDE 1646-87-3 C7H14N2O3S
TRIMETHYLSILYLBENZENESULFONATE TRIMETHYLSILYLBENZENESULFONATE 17872-92-3 C10H16O2SSi
Dibutylsulfoxid Dibutylsulfoxid 2168-93-6 C8H18OS
2-FLUOROPHENYLMETHYLSULFONE 2-FLUOROPHENYLMETHYLSULFONE 654-47-7 C7H7FO2S
3,3,4,4-Tetrachlortetrahydrothiophen-1,1-dioxid 3,3,4,4-Tetrachlortetrahydrothiophen-1,1-dioxid 3737-41-5 C4H4Cl4O2S
1-(BENZENESULFONYLMETHYL)-2-BROMOBENZENE 1-(BENZENESULFONYLMETHYL)-2-BROMOBENZENE 92022-50-9 C13H11BrO2S
2-CHLOROETHYL 4-FLUOROPHENYL SULFONE 2-CHLOROETHYL 4-FLUOROPHENYL SULFONE 33330-46-0 C8H8ClFO2S
4-NITRODIPHENYL SULFONE 4-NITRODIPHENYL SULFONE 1146-39-0 C12H9NO4S
(R)-(+)-Methyl p-tolyl sulfoxide (R)-(+)-Methyl p-tolyl sulfoxide 1519-39-7 C8H10OS
Divinylsulfon Divinylsulfon 77-77-0 C4H6O2S
FENAMIPHOS SULFONE FENAMIPHOS SULFONE 31972-44-8 C13H22NO5PS
4-METHOXYPHENYLMETHYLSULFONE 4-METHOXYPHENYLMETHYLSULFONE 3517-90-6 C8H10O3S
Phenylthioxochlorformiat Phenylthioxochlorformiat 1005-56-7 C7H5ClOS
(Allylsulfonyl)benzol (Allylsulfonyl)benzol 16212-05-8 C9H10O2S
Tetrahydrothiophen-1-oxid Tetrahydrothiophen-1-oxid 1600-44-8 C4H8OS
ISOPROPYL METHYL SULFONE ISOPROPYL METHYL SULFONE 4853-74-1 C4H10O2S
Methylmethylthiomethylsulfoxid Methylmethylthiomethylsulfoxid 33577-16-1 C3H8OS2
1,1'-Sulfinylbisdodecan 1,1'-Sulfinylbisdodecan 2168-96-9 C24H50OS
ACETONE DIMETHYLHYDRAZONE ACETONE DIMETHYLHYDRAZONE 13483-31-3 C5H12N2
1,4,7-Triazacyclononane trihydrochloride 1,4,7-Triazacyclononane trihydrochloride 58966-93-1 C6H18Cl3N3
9-ANTHRALDEHYDE HYDRAZONE 9-ANTHRALDEHYDE HYDRAZONE 7512-18-7 C15H12N2
3-N-HEPTYLTHIOPHENE 3-N-HEPTYLTHIOPHENE 65016-61-7 C11H18S
4'-Aminobenzo-15-crown-5-ether 4'-Aminobenzo-15-crown-5-ether 60835-71-4 C14H21NO5
4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosan 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosan 23978-09-8 C18H36N2O6
[(Chlormethyl)sulfonyl]benzol [(Chlormethyl)sulfonyl]benzol 7205-98-3 C7H7ClO2S
[(2-Chlorethyl)sulfonyl]benzol [(2-Chlorethyl)sulfonyl]benzol 938-09-0 C8H9ClO2S
BENZALDEHYDE N,N-DIMETHYLHYDRAZONE BENZALDEHYDE N,N-DIMETHYLHYDRAZONE 1075-70-3 C9H12N2
1-(3-(5-Nitro-2-furyl)-1-(2-(5-nitro-2-furyl)vinyl)allylidenamino)guanidinhydrochlorid 1-(3-(5-Nitro-2-furyl)-1-(2-(5-nitro-2-furyl)vinyl)allylidenamino)guanidinhydrochlorid 804-36-4 C14H12N6O6
9-ETHYL-3-[N-ETHYL-N-(M-TOLYL)HYDRAZONOMETHYL]CARBAZOLE 9-ETHYL-3-[N-ETHYL-N-(M-TOLYL)HYDRAZONOMETHYL]CARBAZOLE 81380-24-7 C24H25N3
9-ETHYL-3-(N-BUTYL-N-PHENYLHYDRAZONOMETHYL)CARBAZOLE 9-ETHYL-3-(N-BUTYL-N-PHENYLHYDRAZONOMETHYL)CARBAZOLE 88107-84-0 C25H27N3
METHIOCARB SULFONE METHIOCARB SULFONE 2179-25-1 C11H15NO4S
Icosahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecin Icosahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecin 16069-36-6 C20H36O6
N-Ethylcarbazol-3-carbaldehydbenzylphenylhydrazon N-Ethylcarbazol-3-carbaldehydbenzylphenylhydrazon 75238-79-8 C28H25N3
3-AMINOTETRAHYDRO-1H-1LAMBDA6-THIOPHENE-1,1-DIONE HYDROCHLORIDE 3-AMINOTETRAHYDRO-1H-1LAMBDA6-THIOPHENE-1,1-DIONE HYDROCHLORIDE 51642-03-6 C4H10ClNO2S
2-(Diphenylacetyl)-1H-inden-1,3(2H)-dion-1-hydrazon 2-(Diphenylacetyl)-1H-inden-1,3(2H)-dion-1-hydrazon 5102-79-4 C23H18N2O2
2-CHLOROETHYL P-TOLYL SULFONE 2-CHLOROETHYL P-TOLYL SULFONE 22381-53-9 C9H11ClO2S
Thionyldibromid Thionyldibromid 507-16-4 Br2OS
3,3'-Sulfonyldianilin 3,3'-Sulfonyldianilin 599-61-1 C12H12N2O2S
N-Ethylcarbazol-3-carbaldehyd-(phenylmethylhydrazon) N-Ethylcarbazol-3-carbaldehyd-(phenylmethylhydrazon) 75232-44-9 C22H21N3
BIS(2-ETHYLHEXYL) SULFOXIDE BIS(2-ETHYLHEXYL) SULFOXIDE 82374-34-3 C16H34OS
1,4,7-TRIMETHYL-1,4,7-TRIAZACYCLONONANE 1,4,7-TRIMETHYL-1,4,7-TRIAZACYCLONONANE 96556-05-7 C9H21N3
1,5-Diphenyl-3-thiocarbazon 1,5-Diphenyl-3-thiocarbazon 60-10-6 C13H12N4S
ACROLEIN 2,4-DINITROPHENYLHYDRAZONE ACROLEIN 2,4-DINITROPHENYLHYDRAZONE 888-54-0 C9H8N4O4
ISOTHIOCYANATOPHENYL SULFONE ISOTHIOCYANATOPHENYL SULFONE 4430-49-3 C14H8N2O2S3
ACETOPHENONE TOSYLHYDRAZONE ACETOPHENONE TOSYLHYDRAZONE 4545-21-5 C15H16N2O2S
Bis(2-hydroxyethyl)sulfon Bis(2-hydroxyethyl)sulfon 2580-77-0 C4H10O4S
Trimethyloxosulfoniumchlorid Trimethyloxosulfoniumchlorid 5034-06-0 C3H9ClOS
1-(3,4-Methylendioxyphenyl)isopropyloctylsulfoxid 1-(3,4-Methylendioxyphenyl)isopropyloctylsulfoxid 120-62-7 C18H28O3S
[(phenylmethyl)sulfonyl]benzol [(phenylmethyl)sulfonyl]benzol 3112-88-7 C13H12O2S
1,4,10,13-Tetraoxa-7,16-diazacyclooctadecan 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecan 23978-55-4 C12H26N2O4
p-[(Diiodmethyl)sulfonyl]toluol p-[(Diiodmethyl)sulfonyl]toluol 20018-09-1 C8H8I2O2S
9-ETHYL-3-(N-ETHYL-N-PHENYLHYDRAZONOMETHYL)CARBAZOLE 9-ETHYL-3-(N-ETHYL-N-PHENYLHYDRAZONOMETHYL)CARBAZOLE 84678-52-4 C23H23N3
N-(4-Cyanophenyl)guanidine hydrochloride N-(4-Cyanophenyl)guanidine hydrochloride 373690-68-7 C8H8N4.HCl
N,N'-Diphenylguanidine monohydrobromide N,N'-Diphenylguanidine monohydrobromide 93982-96-8 C13H14BrN3
p-Xylol-2-sulfonsure p-Xylol-2-sulfonsure 609-54-1 C8H10O3S
4-CHLOROPHENYLGUANIDINE CARBONATE 4-CHLOROPHENYLGUANIDINE CARBONATE 61705-88-2 C15H18Cl2N6O3
Isopropenylboronic acid pinacol ester Isopropenylboronic acid pinacol ester 126726-62-3 C9H17BO2
(2-(Hexahydro-1(2H)-azocinyl)-ethyl)guanidinsulfat (2:1) (2-(Hexahydro-1(2H)-azocinyl)-ethyl)guanidinsulfat (2:1) 60-02-6 C10H22N4.1/2H2O4S
6-Guanidinohexansure 6-Guanidinohexansure 6659-35-4 C7H15N3O2
4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZONITRILE 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZONITRILE 171364-82-2 C13H16BNO2
4-BIPHENYLBORONIC ACID, PINACOL ESTER 4-BIPHENYLBORONIC ACID, PINACOL ESTER 144432-80-4 C18H21BO2
N,N'-Bis(2-methylphenyl)guanidin N,N'-Bis(2-methylphenyl)guanidin 97-39-2 C15H17N3
4-Chlorbenzolsulfonsure 4-Chlorbenzolsulfonsure 98-66-8 C6H5ClO3S
1-(4-Chlorphenyl)-3-cyanguanidin 1-(4-Chlorphenyl)-3-cyanguanidin 1482-62-8 C8H7ClN4
PYRIDINE-2-CARBOXALDEHYDE 4-NITROPHENYLHYDRAZONE PYRIDINE-2-CARBOXALDEHYDE 4-NITROPHENYLHYDRAZONE 70421-66-8 C12H10N4O2
2,4-Dinitrobenzolsulfonsure 2,4-Dinitrobenzolsulfonsure 89-02-1 C6H4N2O7S
1-o-Tolylbiguanid 1-o-Tolylbiguanid 93-69-6 C9H13N5
4-(N-Ethyl-N-benzyl)amino benzoaldehyde-1,1-diphenylhydrazone 4-(N-Ethyl-N-benzyl)amino benzoaldehyde-1,1-diphenylhydrazone 96861-52-8 C28H27N3
Poly(hexamethylenebiguanide)hydrochloride Poly(hexamethylenebiguanide)hydrochloride 32289-58-0 C10H23N5
Pyridin-2-carbaldehyd-2-chinolylhydrazon Pyridin-2-carbaldehyd-2-chinolylhydrazon 7385-99-1 C15H12N4
2,2'-Benzidinedisulfonic acid 2,2'-Benzidinedisulfonic acid 117-61-3 C12H12N2O6S2
Tris(trimethylsilyl) borate Tris(trimethylsilyl) borate 4325-85-3 C9H27BO3Si3
1,3-Diphenylpropan-2-ontosylhydrazon 1,3-Diphenylpropan-2-ontosylhydrazon 19816-88-7 C22H22N2O2S
1-(4-METHOXYBENZYL)-2-THIOUREA 1-(4-METHOXYBENZYL)-2-THIOUREA 37412-64-9 C9H12N2OS
Ethylguanidinhydrochlorid Ethylguanidinhydrochlorid 19341-54-9 C3H10ClN3
Ethansulfonsure Ethansulfonsure 594-45-6 C2H6O3S
1-(5-NITROFURFURYLIDENE)AMINOGUANIDINE HYDROCHLORIDE 1-(5-NITROFURFURYLIDENE)AMINOGUANIDINE HYDROCHLORIDE 946-48-5 C6H10ClN5O3
1-(2,3-DICHLOROPHENYL)-2-THIOUREA 1-(2,3-DICHLOROPHENYL)-2-THIOUREA 41542-06-7 C7H6Cl2N2S
2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PHENOL 2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PHENOL 269409-97-4 C12H17BO3
2-CYANOPHENYLBORONIC ACID, PINACOL ESTER 2-CYANOPHENYLBORONIC ACID, PINACOL ESTER 214360-48-2 C13H16BNO2
Triphenylborat Triphenylborat 1095-03-0 C18H15BO3
4'-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)ACETANILIDE 4'-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)ACETANILIDE 214360-60-8 C14H20BNO3
2-Aminophenylboronic acid pinacol ester 2-Aminophenylboronic acid pinacol ester 191171-55-8 C12H18BNO2
1,3-DIPHENYLGUANIDINE SULFATE 1,3-DIPHENYLGUANIDINE SULFATE 32514-47-9 C26H28N6O4S
N-(Aminoiminomethyl)acetamid N-(Aminoiminomethyl)acetamid 5699-40-1 C3H7N3O
1-Methyl-3-nitroguanidine 1-Methyl-3-nitroguanidine 4245-76-5 C2H6N4O2
NITROSOGUANIDINE NITROSOGUANIDINE 674-81-7 CH4N4O
N-Cyclohexylsulfamidsure N-Cyclohexylsulfamidsure 100-88-9 C6H13NO3S
3-Hydroxypropansulfonsure 3-Hydroxypropansulfonsure 15909-83-8 C3H8O4S
Kohlensure, Verbindung Mit Phenylguanidin (1:1) Kohlensure, Verbindung Mit Phenylguanidin (1:1) 6685-76-3 C8H11N3O3
Alexidin Alexidin 22573-93-9 C26H56N10
N,N-Diethylguanidinium-sulfat (2:1) N,N-Diethylguanidinium-sulfat (2:1) 77297-00-8 C10H28N6O4S
Cyclohexene-1-boronic acid pinacol ester Cyclohexene-1-boronic acid pinacol ester 141091-37-4 C12H21BO2
Tetramethylammoniumtetrahydroborat Tetramethylammoniumtetrahydroborat 16883-45-7 C4H16BN
3-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZONITRILE 3-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZONITRILE 214360-46-0 C13H16BNO2
4-Hydroxydebrisoquine 4-Hydroxydebrisoquine 59333-79-8 C10H13N3O
N-(4-Cyanophenyl)guanidine N-(4-Cyanophenyl)guanidine 5637-42-3 C8H8N4
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